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05.05.2020 •
Mathematics
Find the average rate of change for fx) = x2 – 3x – 10 from x = 4 to x = 6.
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Ответ:
7
Step-by-step explanation:
The rate of change is defined as
f(x2) - f(x1)
x2-x1
x2 = 6
f(6) = x^2 – 3x – 10 = 6^2 -3*6 -10 = 36 - 18-10=8
x1 = 4
f(4) = x^2 – 3x – 10 = 4^2 -3*4 -10 = 16 - 12-10=-6
Substitute the values into the expression
8 - -6
6-4
8+6
2
14/2= 7
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